[  244.024287] sctp: Hash tables configured (bind 256/256)
[  260.918880] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  260.926840] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.258591] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.407507] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.458615] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.611576] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.869549] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  261.970595] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  262.032515] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  262.064542] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  313.606077] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  313.612000] br0: port 1(veth0) entered blocking state
[  313.612049] br0: port 1(veth0) entered disabled state
[  313.612151] veth0: entered allmulticast mode
[  313.612225] veth0: entered promiscuous mode
[  313.616620] br0: port 2(veth1) entered blocking state
[  313.616692] br0: port 2(veth1) entered disabled state
[  313.616745] veth1: entered allmulticast mode
[  313.616820] veth1: entered promiscuous mode
[  313.621167] br0: port 2(veth1) entered blocking state
[  313.621214] br0: port 2(veth1) entered forwarding state
[  313.621296] br0: port 1(veth0) entered blocking state
[  313.621345] br0: port 1(veth0) entered forwarding state
[  324.250097] br0: port 1(veth0) entered disabled state
[  324.250315] veth0 (unregistering): left allmulticast mode
[  324.250368] veth0 (unregistering): left promiscuous mode
[  324.250445] br0: port 1(veth0) entered disabled state
[  324.263151] br0: port 2(veth1) entered disabled state
[  324.263323] veth1 (unregistering): left allmulticast mode
[  324.263380] veth1 (unregistering): left promiscuous mode
[  324.263459] br0: port 2(veth1) entered disabled state